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List:       linux-kernel
Subject:    Re: Summary of how linux can best avoid the need for streams
From:       Hans Reiser <reiser () ceic ! com>
Date:       1999-06-30 23:28:01
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I am not opposed to putting filters in userspace.

Hans

Pavel Machek writes:
 > Hi!
 > 
 > > I am not saying put an FS into a file, I am saying make the filesystem
 > > effective enough that nobody needs to create things like structured
 > > storage.  Given that as a goal, what is needed?
 > > 
 > > I propose the following:
 > ...
 > > * filters, such that "dirname/..tar" generates a tar file when read, and 
 > >   "dirname/..cat" concatenates for read, and "filename/..filtername" runs 
 > >    filtername on the file/directory filename.
 > 
 > How do you want to implement such filters? You certainly do not want
 > them in kernel?
 > 
 > If you want them in userspace, just use coda + podfuk
 > (http://atrey.karlin.mff.cuni.cz/~pavel/podfuk/podfuk.html). I believe
 > podfuk is right way for things like dirname#tar creating tar file from
 > the directory. (I've got it working.)
 > 
 > It provides additional goodies like /#ftp:sunsite/ etc.
 > 
 > I think podfuk is pretty nice proof that filters do not need to be in
 > kernel... Is there any reason not to use coda trick? [podfuk is not
 > neccesseraliry ideal piece of code, but concept works.]
 > 
 > 								Pavel
 > -- 
 > I'm really pavel@ucw.cz. Look at http://195.113.31.123/~pavel.  Pavel
 > Hi! I'm a .signature virus! Copy me into your ~/.signature, please!

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